Morning Must Reads: August 27

The St. Louis suburb faces uncertainty as it figures out how to turn a tragic moment into a lasting movement in the days after Michael Brown’s funeral. “We are required to leave here today and change things,” the Reverend Al Sharpton said in his eulogy

California is looking to develop an early warning system for earthquakes, and the one that rocked the Napa area last weekend has brought new urgency to the project; experts say even 10 seconds would be enough to mobilize precautionary measures

Apple is reported to have been developing larger touch-screen devices in order to turn around sluggish sales; the new 12.9-in. iPad will apparently be launched in the spring, following the company’s release of a larger 4-in. iPhone next month

The World Health Organization shut down a lab in Sierra Leone and pulled its staff after a health worker contracted the virus; the closure is likely to impede efforts to contain a massive outbreak that has killed at least 1,427 people

Peter Theo Curtis returned home to the U.S. on Tuesday, two days after being released by al-Nusra Front, the Syrian extremist group that held him hostage for 22 months. Curtis said he was “deeply indebted” to the U.S. officials who worked to get him released

Donovan will make his final appearance for the U.S. men’s national team in an international friendly match against Ecuador in October. The game will allow fans to thank him for “all the memories he’s provided over the years,” said U.S. Soccer President Sunil Gulati

The state treasurer and former CEO won the Republican primary for Arizona’s governorship on Tuesday, riding to victory with a campaign that focused on his experience in serving as a state official and building an ice cream company into a national brand

A number of reports say the startup, an ad-less disappearing-messaging service, is raising funds from investors based on a $10 billion valuation; if true, this represents an enormous valuation for a company that has effectively no revenue source

Researchers at Ohio State University videotaped almost 200 dual-earner couples playing with a “doll” — actually pajamas filled with 7 lb. of rice and a green fabric head attached — that they were told represented the child they were about to have

The actress and promising auteur is reportedly booked to direct the film adaptation of Claire Messud’s 2006 novel The Emperor’s Children, with the screenplay penned by indie-film stalwart Noah Baumbach, but there is no word yet on when the movie will hit theaters